Home / 5,177,903.44-7,766,848.44-1,391,386.40

Finding the Fourth Proportional to 5,177,903.44, 7,766,848.44 and 1,391,386.40

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Solution

The fourth proportional to 5,177,903.44, 7,766,848.44 and 1,391,386.40 is: 2,087,077.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,903.44 : 7,766,848.44 = 1,391,386.40 : x
  2. Step 2: Convert to fraction form
    5,177,903.44/7,766,848.44 = 1,391,386.40/x
  3. Step 3: Cross multiply
    5,177,903.44x = 7,766,848.44 × 1,391,386.40
  4. Step 4: Simplify right side
    5,177,903.44x = 10,806,687,290,277.22
  5. Step 5: Solve for x
    x = 10,806,687,290,277.22/5,177,903.44
  6. Step 6: Final answer
    x = 2,087,077.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.